Topsent, E. (1925). Etude des Spongiaires du Golfe de Naples. <em>Archives de Zoologie expérimentale et générale.</em> 63(5): 623-725, pl. VIII. page(s): 662-664; fig 15 [details]
de Voogd, N.J.; Alvarez, B.; Boury-Esnault, N.; Cárdenas, P.; Díaz, M.-C.; Dohrmann, M.; Downey, R.; Goodwin, C.; Hajdu, E.; Hooper, J.N.A.; Kelly, M.; Klautau, M.; Lim, S.C.; Manconi, R.; Morrow, C.; Pinheiro, U.; Pisera, A.B.; Ríos, P.; Rützler, K.; Schönberg, C.; Turner, T.; Vacelet, J.; van Soest, R.W.M.; Xavier, J. (2025). World Porifera Database. Plocamia inconstans Topsent, 1925. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2025) European Register of Marine Species at: https://www.vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=193036 on 2026-08-14
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2026). European Register of Marine Species. Plocamia inconstans Topsent, 1925. Accessed at: https://www.vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=193036 on 2026-08-14
original descriptionTopsent, E. (1925). Etude des Spongiaires du Golfe de Naples. <em>Archives de Zoologie expérimentale et générale.</em> 63(5): 623-725, pl. VIII. page(s): 662-664; fig 15 [details]
Present Inaccurate Introduced: alien Containing type locality
Present